- Herbs1
- Homosexuality--Religious aspects--Islam1
- Hāmilī, Abū Bakr ibn ʻAlī ibn Mūsá, d. 1367. Durr al-muhtadī wa-dhukhr al-muqtadiʼ1
- Ibn Bābawayh al-Qummī, Muḥammad ibn ʻAlī, 918 or 919-991 or 992. Man lā yaḥḍuruhu al-faqīh1
- Ibn Nujaym, Zayn al-Dīn ibn Ibrāhīm, -1563. Ṣaghāʼir wa-al-kabāʼir1
- Ibn Quṭlūbughā, al-Qāsim ibn ʻAbd Allāh, 1399 or 1400-1474 or 1475. Ḥawālah1
- Ibn Wahbān, ʻAbd al-Wahhāb ibn Aḥmad, -1366 or 1367. Qaʼid al-sharāʼid wa-naẓm al-fawāʼid1
- Ibn Wahbān, ʻAbd al-Wahhāb ibn Aḥmad, d. 1366 or 7. Qayd al-sharāʼid1
- Ibn al-ʻArabī, 1165-12401
- Ijtihād (Islamic law)1
- Imams (Shiites)1
- India1
- India--Delhi1
- India--Hyderabad1
- Intellect--Religious aspects--Islam1
- Intention--Religious aspects--Islam1
- Iran--Iṣfahān1
- Iran--Mashhad1
- Isbījābī, Aḥmad ibn Manṣūr, -approximately 1087. Sharḥ al-Mukhtaṣar fī al-fiqh1
- Islamic cosmology1